922239798 has 16 divisors (see below), whose sum is σ = 1855526400. Its totient is φ = 305572136.

The previous prime is 922239793. The next prime is 922239811. The reversal of 922239798 is 897932229.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 922239798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (922239793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459198 + ... + 461201.

It is an arithmetic number, because the mean of its divisors is an integer number (115970400).

Almost surely, 2^922239798 is an apocalyptic number.

922239798 is an abundant number, since it is smaller than the sum of its proper divisors (933286602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

922239798 is a wasteful number, since it uses less digits than its factorization.

922239798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920571.

The product of its digits is 979776, while the sum is 51.

The square root of 922239798 is about 30368.4013079385. The cubic root of 922239798 is about 973.3774628404.

The spelling of 922239798 in words is "nine hundred twenty-two million, two hundred thirty-nine thousand, seven hundred ninety-eight".